mmc: fsl_esdhc_imx: Support i.MX9

Support i.MX9 for fsl_esdhc_imx driver

Signed-off-by: Peng Fan <peng.fan@nxp.com>
diff --git a/drivers/mmc/Kconfig b/drivers/mmc/Kconfig
index 6e9fcf5..95d63b6 100644
--- a/drivers/mmc/Kconfig
+++ b/drivers/mmc/Kconfig
@@ -854,7 +854,7 @@
 
 config FSL_USDHC
 	bool "Freescale/NXP i.MX uSDHC controller support"
-	depends on MX6 || MX7 ||ARCH_MX7ULP || IMX8 || IMX8M || IMX8ULP || IMXRT
+	depends on MX6 || MX7 ||ARCH_MX7ULP || IMX8 || IMX8M || IMX8ULP || IMX9 || IMXRT
 	select FSL_ESDHC_IMX
 	help
 	  This enables the Ultra Secured Digital Host Controller enhancements